Hiring a full-time CTO too early is expensive and hard to undo. Hiring one too late means months of avoidable technical debt and wrong decisions. The trick is knowing which problem you actually have.
Signs you need senior technical leadership now
- Founders are making build, buy and hiring calls without enough context
- The prototype that raised your round won't survive real customers
- Engineering velocity is dropping and nobody can say why
- Investor or acquirer diligence is coming and the stack has to hold up
Why not just hire full-time?
A full-time CTO is a six-figure salary plus meaningful equity. If your product still has open questions about what to build and who to hire, you are paying executive money to figure out things a part-time senior leader can resolve faster and cheaper.
What fractional gives you
A fractional CTO works with you one to three days a week, owns the technical direction, and is accountable for outcomes, not hours. You get senior judgment on architecture, hiring and cost exactly where it moves the business, without the full-time commitment.
When to switch to full-time
The goal of a good fractional engagement is to make itself unnecessary. Once the roadmap is clear, the team is shipping and the technical decisions are mostly operational rather than strategic, that is the moment to hire and onboard a permanent CTO, often one the fractional partner helped you recruit.
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